Nissan brought the first, and only, variable-compression engine to market. But its future doesn't look bright. Complexity in cars is a funny thing. It’s tempting to say that it’s all bad, that more is ...

Despite the turbulence Nissan has faced over the past few years, some of its technology is undeniably impressive. Perhaps the crowning jewel of this engineering power is its variable compression ...

GM has filed a patent application for so-called “Multilink Cranktrains with Combined Eccentric Shaft and Camshaft Drive System for Internal Combustion Engines.” The system is designed to provide ...

Nissan’s variable-compression turbo (VC-Turbo) is a unique engine capable of variable compression adjustment. Unlike traditional engines, which have a fixed compression ratio, the VC-Turbo engine ...

Compression is only one thing Hyundai wants to be able to adjust.

"Nothing is going to be revolutionary for ICEV from now till the day the last one is made. It is technology which has been continually refined for 160 years." 1) How about free piston engines (gets ...

As we near the end of the road for internal-combustion engines, manufacturers are spending big money to eke out small gains in fuel economy. The latest miracle is Nissan’s VC-T engine, the first ...

With a Master's degree in English Literature and six years of writing experience, Aayush has been contributing to TopSpeed for over two years. Since 95% of his personality is motorcycles, he goes ...

At 1.5 liters, this little dynamo is a cutdown version of the automaker's larger 2.0-liter variable-compression engine and it's a winner. Craig brought 15 years of automotive journalism experience to ...

It is relevant for most users. EPA numbers are pretty close (within 2 mpg) of what I get driving. It is impossible for a single metric to perfectly match all users with different driving patterns over ...